0.018484 0.003526 0.000000 0.000000 0.013683 0.000000 0.000000 0.000000 0.013072 0.00000 0.00000 0.00000 RESIDUES PRO A 23 AND PRO B 23 ARE CIS PROLINES. RESIDUES 239 - 242 AND 278 - 281 OF CHAINS *A* AND *B* HAD THE WEAKEST ELECTRON DENSITY. Chen, L. Abad-Zapatero, C. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 90.00 100.80 54.100 74.400 76.500 C29 H55 N3 O6 541.763 N-(ethoxycarbonyl)-L-leucyl-N-[(1R,2S,3S)-1-(cyclohexylmethyl)-2,3-dihydroxy-5-methylhexyl]-L-leucinamide peptide-like C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking DK Acta Crystallogr.,Sect.B ASBSDK 0622 0108-7681 48 476 488 10.1107/S0108768192001939 1418819 Structure of a pepsin/renin inhibitor complex reveals a novel crystal packing induced by minor chemical alterations in the inhibitor. 1992 US Adv.Exp.Med.Biol. AEMBAP 0412 0065-2598 306 9 Inhibitor Binding Induces Structural Changes in Porcine Pepsin 1991 US Proteins PSFGEY 0867 0887-3585 8 62 Revised 2.3 Angstroms Structure of Porcine Pepsin: Evidence for a Flexible Subdomain 1990 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 1 x-ray 1 1.0 34513.508 PEPSIN A 3.4.23.1 2 man polymer 541.763 N-(ethoxycarbonyl)-L-leucyl-N-[(1R,2S,3S)-1-(cyclohexylmethyl)-2,3-dihydroxy-5-methylhexyl]-L-leucinamide 2 syn non-polymer 18.015 water 110 nat water no no IGDEPLENYLDTEYFGTIGIGTPAQDFTVIFDTGSSNLWVPSVYCSSLACSDHNQFNPDDSSTFEATSQELSITYGTGSM TGILGYDTVQVGGISDTNQIFGLSETEPGSFLYYAPFDGILGLAYPSISASGATPVFDNLWDQGLVSQDLFSVYLSSNDD SGSVVLLGGIDSSYYTGSLNWVPVSVEGYWQITLDSITMDGETIACSGGCQAIVDTGTSLLTGPTSAIANIQSDIGASEN SDGEMVISCSSIDSLPDIVFTINGVQYPLSPSAYILQDDDSCTSGFEGMDVPTSSGELWILGDVFIRQYYTVFDRANNKV GLAPVA IGDEPLENYLDTEYFGTIGIGTPAQDFTVIFDTGSSNLWVPSVYCSSLACSDHNQFNPDDSSTFEATSQELSITYGTGSM TGILGYDTVQVGGISDTNQIFGLSETEPGSFLYYAPFDGILGLAYPSISASGATPVFDNLWDQGLVSQDLFSVYLSSNDD SGSVVLLGGIDSSYYTGSLNWVPVSVEGYWQITLDSITMDGETIACSGGCQAIVDTGTSLLTGPTSAIANIQSDIGASEN SDGEMVISCSSIDSLPDIVFTINGVQYPLSPSAYILQDDDSCTSGFEGMDVPTSSGELWILGDVFIRQYYTVFDRANNKV GLAPVA A,B polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n pig sample 9823 Sus scrofa 2.16 42.98 pdbx_database_status pdbx_unobs_or_zero_occ_atoms struct_conf struct_conf_type repository Initial release Version format compliance Atomic model Database references Derived calculations Non-polymer description Structure summary Version format compliance Other Advisory Derived calculations Other 1 0 1994-01-31 1 1 2008-03-24 1 2 2011-07-13 1 3 2012-12-12 1 4 2017-11-29 _pdbx_database_status.process_site Y BNL 1991-10-22 REL REL 0ZL N-(ethoxycarbonyl)-L-leucyl-N-[(1R,2S,3S)-1-(cyclohexylmethyl)-2,3-dihydroxy-5-methylhexyl]-L-leucinamide HOH water THE INHIBITOR A-62095 IS A TETRAPEPTIDE ANALOGUE WITH A T-BOC BLOCKING GROUP AND CONTAINING CYCLOHEXYL ALANINE AT THE P1 POSITION (XAO). Inhibitor N-(ethoxycarbonyl)-L-leucyl-N-[(1R,2S,3S)-1-(cyclohexylmethyl)-2,3-dihydroxy-5-methylhexyl]-L-leucinamide Peptide-like 0AG 2 2 0ZL 0ZL 327 A 0AG 2 2 0ZL 0ZL 327 B HOH 328 3 HOH HOH 328 A HOH 329 3 HOH HOH 329 A HOH 330 3 HOH HOH 330 A HOH 331 3 HOH HOH 331 A HOH 332 3 HOH HOH 332 A HOH 333 3 HOH HOH 333 A HOH 334 3 HOH HOH 334 A HOH 335 3 HOH HOH 335 A HOH 336 3 HOH HOH 336 A HOH 337 3 HOH HOH 337 A HOH 338 3 HOH HOH 338 A HOH 339 3 HOH HOH 339 A HOH 340 3 HOH HOH 340 A HOH 341 3 HOH HOH 341 A HOH 342 3 HOH HOH 342 A HOH 343 3 HOH HOH 343 A HOH 344 3 HOH HOH 344 A HOH 345 3 HOH HOH 345 A HOH 346 3 HOH HOH 346 A HOH 347 3 HOH HOH 347 A HOH 348 3 HOH HOH 348 A HOH 349 3 HOH HOH 349 A HOH 350 3 HOH HOH 350 A HOH 351 3 HOH HOH 351 A HOH 352 3 HOH HOH 352 A HOH 353 3 HOH HOH 353 A HOH 354 3 HOH HOH 354 A HOH 355 3 HOH HOH 355 A HOH 356 3 HOH HOH 356 A HOH 357 3 HOH HOH 357 A HOH 358 3 HOH HOH 358 A HOH 359 3 HOH HOH 359 A HOH 360 3 HOH HOH 360 A HOH 361 3 HOH HOH 361 A HOH 362 3 HOH HOH 362 A HOH 363 3 HOH HOH 363 A HOH 364 3 HOH HOH 364 A HOH 365 3 HOH HOH 365 A HOH 366 3 HOH HOH 366 A HOH 367 3 HOH HOH 367 A HOH 368 3 HOH HOH 368 A HOH 369 3 HOH HOH 369 A HOH 370 3 HOH HOH 370 A HOH 371 3 HOH HOH 371 A HOH 372 3 HOH HOH 372 A HOH 373 3 HOH HOH 373 A HOH 374 3 HOH HOH 374 A HOH 375 3 HOH HOH 375 A HOH 376 3 HOH HOH 376 A HOH 377 3 HOH HOH 377 A HOH 378 3 HOH HOH 378 A HOH 379 3 HOH HOH 379 A HOH 380 3 HOH HOH 380 A HOH 327 3 HOH HOH 381 A HOH 328 3 HOH HOH 328 B HOH 329 3 HOH HOH 329 B HOH 330 3 HOH HOH 330 B HOH 331 3 HOH HOH 331 B HOH 332 3 HOH HOH 332 B HOH 333 3 HOH HOH 333 B HOH 334 3 HOH HOH 334 B HOH 335 3 HOH HOH 335 B HOH 336 3 HOH HOH 336 B HOH 337 3 HOH HOH 337 B HOH 338 3 HOH HOH 338 B HOH 339 3 HOH HOH 339 B HOH 340 3 HOH HOH 340 B HOH 341 3 HOH HOH 341 B HOH 342 3 HOH HOH 342 B HOH 343 3 HOH HOH 343 B HOH 344 3 HOH HOH 344 B HOH 345 3 HOH HOH 345 B HOH 346 3 HOH HOH 346 B HOH 347 3 HOH HOH 347 B HOH 348 3 HOH HOH 348 B HOH 349 3 HOH HOH 349 B HOH 350 3 HOH HOH 350 B HOH 351 3 HOH HOH 351 B HOH 352 3 HOH HOH 352 B HOH 353 3 HOH HOH 353 B HOH 354 3 HOH HOH 354 B HOH 355 3 HOH HOH 355 B HOH 356 3 HOH HOH 356 B HOH 357 3 HOH HOH 357 B HOH 358 3 HOH HOH 358 B HOH 359 3 HOH HOH 359 B HOH 360 3 HOH HOH 360 B HOH 361 3 HOH HOH 361 B HOH 362 3 HOH HOH 362 B HOH 363 3 HOH HOH 363 B HOH 364 3 HOH HOH 364 B HOH 365 3 HOH HOH 365 B HOH 366 3 HOH HOH 366 B HOH 367 3 HOH HOH 367 B HOH 368 3 HOH HOH 368 B HOH 369 3 HOH HOH 369 B HOH 370 3 HOH HOH 370 B HOH 371 3 HOH HOH 371 B HOH 372 3 HOH HOH 372 B HOH 373 3 HOH HOH 373 B HOH 374 3 HOH HOH 374 B HOH 375 3 HOH HOH 375 B HOH 376 3 HOH HOH 376 B HOH 377 3 HOH HOH 377 B HOH 378 3 HOH HOH 378 B HOH 379 3 HOH HOH 379 B HOH 380 3 HOH HOH 380 B HOH 381 3 HOH HOH 381 B HOH 382 3 HOH HOH 382 B HOH 327 3 HOH HOH 383 B ILE 1 n 1 ILE 1 A GLY 2 n 2 GLY 2 A ASP 3 n 3 ASP 3 A GLU 4 n 4 GLU 4 A PRO 5 n 5 PRO 5 A LEU 6 n 6 LEU 6 A GLU 7 n 7 GLU 7 A ASN 8 n 8 ASN 8 A TYR 9 n 9 TYR 9 A LEU 10 n 10 LEU 10 A ASP 11 n 11 ASP 11 A THR 12 n 12 THR 12 A GLU 13 n 13 GLU 13 A TYR 14 n 14 TYR 14 A PHE 15 n 15 PHE 15 A GLY 16 n 16 GLY 16 A THR 17 n 17 THR 17 A ILE 18 n 18 ILE 18 A GLY 19 n 19 GLY 19 A ILE 20 n 20 ILE 20 A GLY 21 n 21 GLY 21 A THR 22 n 22 THR 22 A PRO 23 n 23 PRO 23 A ALA 24 n 24 ALA 24 A GLN 25 n 25 GLN 25 A ASP 26 n 26 ASP 26 A PHE 27 n 27 PHE 27 A THR 28 n 28 THR 28 A VAL 29 n 29 VAL 29 A ILE 30 n 30 ILE 30 A PHE 31 n 31 PHE 31 A ASP 32 n 32 ASP 32 A THR 33 n 33 THR 33 A GLY 34 n 34 GLY 34 A SER 35 n 35 SER 35 A SER 36 n 36 SER 36 A ASN 37 n 37 ASN 37 A LEU 38 n 38 LEU 38 A TRP 39 n 39 TRP 39 A VAL 40 n 40 VAL 40 A PRO 41 n 41 PRO 41 A SER 42 n 42 SER 42 A VAL 43 n 43 VAL 43 A TYR 44 n 44 TYR 44 A CYS 45 n 45 CYS 45 A SER 46 n 46 SER 46 A SER 47 n 47 SER 47 A LEU 48 n 48 LEU 48 A ALA 49 n 49 ALA 49 A CYS 50 n 50 CYS 50 A SER 51 n 51 SER 51 A ASP 52 n 52 ASP 52 A HIS 53 n 53 HIS 53 A ASN 54 n 54 ASN 54 A GLN 55 n 55 GLN 55 A PHE 56 n 56 PHE 56 A ASN 57 n 57 ASN 57 A PRO 58 n 58 PRO 58 A ASP 59 n 59 ASP 59 A ASP 60 n 60 ASP 60 A SER 61 n 61 SER 61 A SER 62 n 62 SER 62 A THR 63 n 63 THR 63 A PHE 64 n 64 PHE 64 A GLU 65 n 65 GLU 65 A ALA 66 n 66 ALA 66 A THR 67 n 67 THR 67 A SER 68 n 68 SER 68 A GLN 69 n 69 GLN 69 A GLU 70 n 70 GLU 70 A LEU 71 n 71 LEU 71 A SER 72 n 72 SER 72 A ILE 73 n 73 ILE 73 A THR 74 n 74 THR 74 A TYR 75 n 75 TYR 75 A GLY 76 n 76 GLY 76 A THR 77 n 77 THR 77 A GLY 78 n 78 GLY 78 A SER 79 n 79 SER 79 A MET 80 n 80 MET 80 A THR 81 n 81 THR 81 A GLY 82 n 82 GLY 82 A ILE 83 n 83 ILE 83 A LEU 84 n 84 LEU 84 A GLY 85 n 85 GLY 85 A TYR 86 n 86 TYR 86 A ASP 87 n 87 ASP 87 A THR 88 n 88 THR 88 A VAL 89 n 89 VAL 89 A GLN 90 n 90 GLN 90 A VAL 91 n 91 VAL 91 A GLY 92 n 92 GLY 92 A GLY 93 n 93 GLY 93 A ILE 94 n 94 ILE 94 A SER 95 n 95 SER 95 A ASP 96 n 96 ASP 96 A THR 97 n 97 THR 97 A ASN 98 n 98 ASN 98 A GLN 99 n 99 GLN 99 A ILE 100 n 100 ILE 100 A PHE 101 n 101 PHE 101 A GLY 102 n 102 GLY 102 A LEU 103 n 103 LEU 103 A SER 104 n 104 SER 104 A GLU 105 n 105 GLU 105 A THR 106 n 106 THR 106 A GLU 107 n 107 GLU 107 A PRO 108 n 108 PRO 108 A GLY 109 n 109 GLY 109 A SER 110 n 110 SER 110 A PHE 111 n 111 PHE 111 A LEU 112 n 112 LEU 112 A TYR 113 n 113 TYR 113 A TYR 114 n 114 TYR 114 A ALA 115 n 115 ALA 115 A PRO 116 n 116 PRO 116 A PHE 117 n 117 PHE 117 A ASP 118 n 118 ASP 118 A GLY 119 n 119 GLY 119 A ILE 120 n 120 ILE 120 A LEU 121 n 121 LEU 121 A GLY 122 n 122 GLY 122 A LEU 123 n 123 LEU 123 A ALA 124 n 124 ALA 124 A TYR 125 n 125 TYR 125 A PRO 126 n 126 PRO 126 A SER 127 n 127 SER 127 A ILE 128 n 128 ILE 128 A SER 129 n 129 SER 129 A ALA 130 n 130 ALA 130 A SER 131 n 131 SER 131 A GLY 132 n 132 GLY 132 A ALA 133 n 133 ALA 133 A THR 134 n 134 THR 134 A PRO 135 n 135 PRO 135 A VAL 136 n 136 VAL 136 A PHE 137 n 137 PHE 137 A ASP 138 n 138 ASP 138 A ASN 139 n 139 ASN 139 A LEU 140 n 140 LEU 140 A TRP 141 n 141 TRP 141 A ASP 142 n 142 ASP 142 A GLN 143 n 143 GLN 143 A GLY 144 n 144 GLY 144 A LEU 145 n 145 LEU 145 A VAL 146 n 146 VAL 146 A SER 147 n 147 SER 147 A GLN 148 n 148 GLN 148 A ASP 149 n 149 ASP 149 A LEU 150 n 150 LEU 150 A PHE 151 n 151 PHE 151 A SER 152 n 152 SER 152 A VAL 153 n 153 VAL 153 A TYR 154 n 154 TYR 154 A LEU 155 n 155 LEU 155 A SER 156 n 156 SER 156 A SER 157 n 157 SER 157 A ASN 158 n 158 ASN 158 A ASP 159 n 159 ASP 159 A ASP 160 n 160 ASP 160 A SER 161 n 161 SER 161 A GLY 162 n 162 GLY 162 A SER 163 n 163 SER 163 A VAL 164 n 164 VAL 164 A VAL 165 n 165 VAL 165 A LEU 166 n 166 LEU 166 A LEU 167 n 167 LEU 167 A GLY 168 n 168 GLY 168 A GLY 169 n 169 GLY 169 A ILE 170 n 170 ILE 170 A ASP 171 n 171 ASP 171 A SER 172 n 172 SER 172 A SER 173 n 173 SER 173 A TYR 174 n 174 TYR 174 A TYR 175 n 175 TYR 175 A THR 176 n 176 THR 176 A GLY 177 n 177 GLY 177 A SER 178 n 178 SER 178 A LEU 179 n 179 LEU 179 A ASN 180 n 180 ASN 180 A TRP 181 n 181 TRP 181 A VAL 182 n 182 VAL 182 A PRO 183 n 183 PRO 183 A VAL 184 n 184 VAL 184 A SER 185 n 185 SER 185 A VAL 186 n 186 VAL 186 A GLU 187 n 187 GLU 187 A GLY 188 n 188 GLY 188 A TYR 189 n 189 TYR 189 A TRP 190 n 190 TRP 190 A GLN 191 n 191 GLN 191 A ILE 192 n 192 ILE 192 A THR 193 n 193 THR 193 A LEU 194 n 194 LEU 194 A ASP 195 n 195 ASP 195 A SER 196 n 196 SER 196 A ILE 197 n 197 ILE 197 A THR 198 n 198 THR 198 A MET 199 n 199 MET 199 A ASP 200 n 200 ASP 200 A GLY 201 n 201 GLY 201 A GLU 202 n 202 GLU 202 A THR 203 n 203 THR 203 A ILE 204 n 204 ILE 204 A ALA 205 n 205 ALA 205 A CYS 206 n 206 CYS 206 A SER 207 n 207 SER 207 A GLY 208 n 208 GLY 208 A GLY 209 n 209 GLY 209 A CYS 210 n 210 CYS 210 A GLN 211 n 211 GLN 211 A ALA 212 n 212 ALA 212 A ILE 213 n 213 ILE 213 A VAL 214 n 214 VAL 214 A ASP 215 n 215 ASP 215 A THR 216 n 216 THR 216 A GLY 217 n 217 GLY 217 A THR 218 n 218 THR 218 A SER 219 n 219 SER 219 A LEU 220 n 220 LEU 220 A LEU 221 n 221 LEU 221 A THR 222 n 222 THR 222 A GLY 223 n 223 GLY 223 A PRO 224 n 224 PRO 224 A THR 225 n 225 THR 225 A SER 226 n 226 SER 226 A ALA 227 n 227 ALA 227 A ILE 228 n 228 ILE 228 A ALA 229 n 229 ALA 229 A ASN 230 n 230 ASN 230 A ILE 231 n 231 ILE 231 A GLN 232 n 232 GLN 232 A SER 233 n 233 SER 233 A ASP 234 n 234 ASP 234 A ILE 235 n 235 ILE 235 A GLY 236 n 236 GLY 236 A ALA 237 n 237 ALA 237 A SER 238 n 238 SER 238 A GLU 239 n 239 GLU 239 A ASN 240 n 240 ASN 240 A SER 241 n 241 SER 241 A ASP 242 n 242 ASP 242 A GLY 243 n 243 GLY 243 A GLU 244 n 244 GLU 244 A MET 245 n 245 MET 245 A VAL 246 n 246 VAL 246 A ILE 247 n 247 ILE 247 A SER 248 n 248 SER 248 A CYS 249 n 249 CYS 249 A SER 250 n 250 SER 250 A SER 251 n 251 SER 251 A ILE 252 n 252 ILE 252 A ASP 253 n 253 ASP 253 A SER 254 n 254 SER 254 A LEU 255 n 255 LEU 255 A PRO 256 n 256 PRO 256 A ASP 257 n 257 ASP 257 A ILE 258 n 258 ILE 258 A VAL 259 n 259 VAL 259 A PHE 260 n 260 PHE 260 A THR 261 n 261 THR 261 A ILE 262 n 262 ILE 262 A ASN 263 n 263 ASN 263 A GLY 264 n 264 GLY 264 A VAL 265 n 265 VAL 265 A GLN 266 n 266 GLN 266 A TYR 267 n 267 TYR 267 A PRO 268 n 268 PRO 268 A LEU 269 n 269 LEU 269 A SER 270 n 270 SER 270 A PRO 271 n 271 PRO 271 A SER 272 n 272 SER 272 A ALA 273 n 273 ALA 273 A TYR 274 n 274 TYR 274 A ILE 275 n 275 ILE 275 A LEU 276 n 276 LEU 276 A GLN 277 n 277 GLN 277 A ASP 278 n 278 ASP 278 A ASP 279 n 279 ASP 279 A ASP 280 n 280 ASP 280 A SER 281 n 281 SER 281 A CYS 282 n 282 CYS 282 A THR 283 n 283 THR 283 A SER 284 n 284 SER 284 A GLY 285 n 285 GLY 285 A PHE 286 n 286 PHE 286 A GLU 287 n 287 GLU 287 A GLY 288 n 288 GLY 288 A MET 289 n 289 MET 289 A ASP 290 n 290 ASP 290 A VAL 291 n 291 VAL 291 A PRO 292 n 292 PRO 292 A THR 293 n 293 THR 293 A SER 294 n 294 SER 294 A SER 295 n 295 SER 295 A GLY 296 n 296 GLY 296 A GLU 297 n 297 GLU 297 A LEU 298 n 298 LEU 298 A TRP 299 n 299 TRP 299 A ILE 300 n 300 ILE 300 A LEU 301 n 301 LEU 301 A GLY 302 n 302 GLY 302 A ASP 303 n 303 ASP 303 A VAL 304 n 304 VAL 304 A PHE 305 n 305 PHE 305 A ILE 306 n 306 ILE 306 A ARG 307 n 307 ARG 307 A GLN 308 n 308 GLN 308 A TYR 309 n 309 TYR 309 A TYR 310 n 310 TYR 310 A THR 311 n 311 THR 311 A VAL 312 n 312 VAL 312 A PHE 313 n 313 PHE 313 A ASP 314 n 314 ASP 314 A ARG 315 n 315 ARG 315 A ALA 316 n 316 ALA 316 A ASN 317 n 317 ASN 317 A ASN 318 n 318 ASN 318 A LYS 319 n 319 LYS 319 A VAL 320 n 320 VAL 320 A GLY 321 n 321 GLY 321 A LEU 322 n 322 LEU 322 A ALA 323 n 323 ALA 323 A PRO 324 n 324 PRO 324 A VAL 325 n 325 VAL 325 A ALA 326 n 326 ALA 326 A ILE 1 n 1 ILE 1 B GLY 2 n 2 GLY 2 B ASP 3 n 3 ASP 3 B GLU 4 n 4 GLU 4 B PRO 5 n 5 PRO 5 B LEU 6 n 6 LEU 6 B GLU 7 n 7 GLU 7 B ASN 8 n 8 ASN 8 B TYR 9 n 9 TYR 9 B LEU 10 n 10 LEU 10 B ASP 11 n 11 ASP 11 B THR 12 n 12 THR 12 B GLU 13 n 13 GLU 13 B TYR 14 n 14 TYR 14 B PHE 15 n 15 PHE 15 B GLY 16 n 16 GLY 16 B THR 17 n 17 THR 17 B ILE 18 n 18 ILE 18 B GLY 19 n 19 GLY 19 B ILE 20 n 20 ILE 20 B GLY 21 n 21 GLY 21 B THR 22 n 22 THR 22 B PRO 23 n 23 PRO 23 B ALA 24 n 24 ALA 24 B GLN 25 n 25 GLN 25 B ASP 26 n 26 ASP 26 B PHE 27 n 27 PHE 27 B THR 28 n 28 THR 28 B VAL 29 n 29 VAL 29 B ILE 30 n 30 ILE 30 B PHE 31 n 31 PHE 31 B ASP 32 n 32 ASP 32 B THR 33 n 33 THR 33 B GLY 34 n 34 GLY 34 B SER 35 n 35 SER 35 B SER 36 n 36 SER 36 B ASN 37 n 37 ASN 37 B LEU 38 n 38 LEU 38 B TRP 39 n 39 TRP 39 B VAL 40 n 40 VAL 40 B PRO 41 n 41 PRO 41 B SER 42 n 42 SER 42 B VAL 43 n 43 VAL 43 B TYR 44 n 44 TYR 44 B CYS 45 n 45 CYS 45 B SER 46 n 46 SER 46 B SER 47 n 47 SER 47 B LEU 48 n 48 LEU 48 B ALA 49 n 49 ALA 49 B CYS 50 n 50 CYS 50 B SER 51 n 51 SER 51 B ASP 52 n 52 ASP 52 B HIS 53 n 53 HIS 53 B ASN 54 n 54 ASN 54 B GLN 55 n 55 GLN 55 B PHE 56 n 56 PHE 56 B ASN 57 n 57 ASN 57 B PRO 58 n 58 PRO 58 B ASP 59 n 59 ASP 59 B ASP 60 n 60 ASP 60 B SER 61 n 61 SER 61 B SER 62 n 62 SER 62 B THR 63 n 63 THR 63 B PHE 64 n 64 PHE 64 B GLU 65 n 65 GLU 65 B ALA 66 n 66 ALA 66 B THR 67 n 67 THR 67 B SER 68 n 68 SER 68 B GLN 69 n 69 GLN 69 B GLU 70 n 70 GLU 70 B LEU 71 n 71 LEU 71 B SER 72 n 72 SER 72 B ILE 73 n 73 ILE 73 B THR 74 n 74 THR 74 B TYR 75 n 75 TYR 75 B GLY 76 n 76 GLY 76 B THR 77 n 77 THR 77 B GLY 78 n 78 GLY 78 B SER 79 n 79 SER 79 B MET 80 n 80 MET 80 B THR 81 n 81 THR 81 B GLY 82 n 82 GLY 82 B ILE 83 n 83 ILE 83 B LEU 84 n 84 LEU 84 B GLY 85 n 85 GLY 85 B TYR 86 n 86 TYR 86 B ASP 87 n 87 ASP 87 B THR 88 n 88 THR 88 B VAL 89 n 89 VAL 89 B GLN 90 n 90 GLN 90 B VAL 91 n 91 VAL 91 B GLY 92 n 92 GLY 92 B GLY 93 n 93 GLY 93 B ILE 94 n 94 ILE 94 B SER 95 n 95 SER 95 B ASP 96 n 96 ASP 96 B THR 97 n 97 THR 97 B ASN 98 n 98 ASN 98 B GLN 99 n 99 GLN 99 B ILE 100 n 100 ILE 100 B PHE 101 n 101 PHE 101 B GLY 102 n 102 GLY 102 B LEU 103 n 103 LEU 103 B SER 104 n 104 SER 104 B GLU 105 n 105 GLU 105 B THR 106 n 106 THR 106 B GLU 107 n 107 GLU 107 B PRO 108 n 108 PRO 108 B GLY 109 n 109 GLY 109 B SER 110 n 110 SER 110 B PHE 111 n 111 PHE 111 B LEU 112 n 112 LEU 112 B TYR 113 n 113 TYR 113 B TYR 114 n 114 TYR 114 B ALA 115 n 115 ALA 115 B PRO 116 n 116 PRO 116 B PHE 117 n 117 PHE 117 B ASP 118 n 118 ASP 118 B GLY 119 n 119 GLY 119 B ILE 120 n 120 ILE 120 B LEU 121 n 121 LEU 121 B GLY 122 n 122 GLY 122 B LEU 123 n 123 LEU 123 B ALA 124 n 124 ALA 124 B TYR 125 n 125 TYR 125 B PRO 126 n 126 PRO 126 B SER 127 n 127 SER 127 B ILE 128 n 128 ILE 128 B SER 129 n 129 SER 129 B ALA 130 n 130 ALA 130 B SER 131 n 131 SER 131 B GLY 132 n 132 GLY 132 B ALA 133 n 133 ALA 133 B THR 134 n 134 THR 134 B PRO 135 n 135 PRO 135 B VAL 136 n 136 VAL 136 B PHE 137 n 137 PHE 137 B ASP 138 n 138 ASP 138 B ASN 139 n 139 ASN 139 B LEU 140 n 140 LEU 140 B TRP 141 n 141 TRP 141 B ASP 142 n 142 ASP 142 B GLN 143 n 143 GLN 143 B GLY 144 n 144 GLY 144 B LEU 145 n 145 LEU 145 B VAL 146 n 146 VAL 146 B SER 147 n 147 SER 147 B GLN 148 n 148 GLN 148 B ASP 149 n 149 ASP 149 B LEU 150 n 150 LEU 150 B PHE 151 n 151 PHE 151 B SER 152 n 152 SER 152 B VAL 153 n 153 VAL 153 B TYR 154 n 154 TYR 154 B LEU 155 n 155 LEU 155 B SER 156 n 156 SER 156 B SER 157 n 157 SER 157 B ASN 158 n 158 ASN 158 B ASP 159 n 159 ASP 159 B ASP 160 n 160 ASP 160 B SER 161 n 161 SER 161 B GLY 162 n 162 GLY 162 B SER 163 n 163 SER 163 B VAL 164 n 164 VAL 164 B VAL 165 n 165 VAL 165 B LEU 166 n 166 LEU 166 B LEU 167 n 167 LEU 167 B GLY 168 n 168 GLY 168 B GLY 169 n 169 GLY 169 B ILE 170 n 170 ILE 170 B ASP 171 n 171 ASP 171 B SER 172 n 172 SER 172 B SER 173 n 173 SER 173 B TYR 174 n 174 TYR 174 B TYR 175 n 175 TYR 175 B THR 176 n 176 THR 176 B GLY 177 n 177 GLY 177 B SER 178 n 178 SER 178 B LEU 179 n 179 LEU 179 B ASN 180 n 180 ASN 180 B TRP 181 n 181 TRP 181 B VAL 182 n 182 VAL 182 B PRO 183 n 183 PRO 183 B VAL 184 n 184 VAL 184 B SER 185 n 185 SER 185 B VAL 186 n 186 VAL 186 B GLU 187 n 187 GLU 187 B GLY 188 n 188 GLY 188 B TYR 189 n 189 TYR 189 B TRP 190 n 190 TRP 190 B GLN 191 n 191 GLN 191 B ILE 192 n 192 ILE 192 B THR 193 n 193 THR 193 B LEU 194 n 194 LEU 194 B ASP 195 n 195 ASP 195 B SER 196 n 196 SER 196 B ILE 197 n 197 ILE 197 B THR 198 n 198 THR 198 B MET 199 n 199 MET 199 B ASP 200 n 200 ASP 200 B GLY 201 n 201 GLY 201 B GLU 202 n 202 GLU 202 B THR 203 n 203 THR 203 B ILE 204 n 204 ILE 204 B ALA 205 n 205 ALA 205 B CYS 206 n 206 CYS 206 B SER 207 n 207 SER 207 B GLY 208 n 208 GLY 208 B GLY 209 n 209 GLY 209 B CYS 210 n 210 CYS 210 B GLN 211 n 211 GLN 211 B ALA 212 n 212 ALA 212 B ILE 213 n 213 ILE 213 B VAL 214 n 214 VAL 214 B ASP 215 n 215 ASP 215 B THR 216 n 216 THR 216 B GLY 217 n 217 GLY 217 B THR 218 n 218 THR 218 B SER 219 n 219 SER 219 B LEU 220 n 220 LEU 220 B LEU 221 n 221 LEU 221 B THR 222 n 222 THR 222 B GLY 223 n 223 GLY 223 B PRO 224 n 224 PRO 224 B THR 225 n 225 THR 225 B SER 226 n 226 SER 226 B ALA 227 n 227 ALA 227 B ILE 228 n 228 ILE 228 B ALA 229 n 229 ALA 229 B ASN 230 n 230 ASN 230 B ILE 231 n 231 ILE 231 B GLN 232 n 232 GLN 232 B SER 233 n 233 SER 233 B ASP 234 n 234 ASP 234 B ILE 235 n 235 ILE 235 B GLY 236 n 236 GLY 236 B ALA 237 n 237 ALA 237 B SER 238 n 238 SER 238 B GLU 239 n 239 GLU 239 B ASN 240 n 240 ASN 240 B SER 241 n 241 SER 241 B ASP 242 n 242 ASP 242 B GLY 243 n 243 GLY 243 B GLU 244 n 244 GLU 244 B MET 245 n 245 MET 245 B VAL 246 n 246 VAL 246 B ILE 247 n 247 ILE 247 B SER 248 n 248 SER 248 B CYS 249 n 249 CYS 249 B SER 250 n 250 SER 250 B SER 251 n 251 SER 251 B ILE 252 n 252 ILE 252 B ASP 253 n 253 ASP 253 B SER 254 n 254 SER 254 B LEU 255 n 255 LEU 255 B PRO 256 n 256 PRO 256 B ASP 257 n 257 ASP 257 B ILE 258 n 258 ILE 258 B VAL 259 n 259 VAL 259 B PHE 260 n 260 PHE 260 B THR 261 n 261 THR 261 B ILE 262 n 262 ILE 262 B ASN 263 n 263 ASN 263 B GLY 264 n 264 GLY 264 B VAL 265 n 265 VAL 265 B GLN 266 n 266 GLN 266 B TYR 267 n 267 TYR 267 B PRO 268 n 268 PRO 268 B LEU 269 n 269 LEU 269 B SER 270 n 270 SER 270 B PRO 271 n 271 PRO 271 B SER 272 n 272 SER 272 B ALA 273 n 273 ALA 273 B TYR 274 n 274 TYR 274 B ILE 275 n 275 ILE 275 B LEU 276 n 276 LEU 276 B GLN 277 n 277 GLN 277 B ASP 278 n 278 ASP 278 B ASP 279 n 279 ASP 279 B ASP 280 n 280 ASP 280 B SER 281 n 281 SER 281 B CYS 282 n 282 CYS 282 B THR 283 n 283 THR 283 B SER 284 n 284 SER 284 B GLY 285 n 285 GLY 285 B PHE 286 n 286 PHE 286 B GLU 287 n 287 GLU 287 B GLY 288 n 288 GLY 288 B MET 289 n 289 MET 289 B ASP 290 n 290 ASP 290 B VAL 291 n 291 VAL 291 B PRO 292 n 292 PRO 292 B THR 293 n 293 THR 293 B SER 294 n 294 SER 294 B SER 295 n 295 SER 295 B GLY 296 n 296 GLY 296 B GLU 297 n 297 GLU 297 B LEU 298 n 298 LEU 298 B TRP 299 n 299 TRP 299 B ILE 300 n 300 ILE 300 B LEU 301 n 301 LEU 301 B GLY 302 n 302 GLY 302 B ASP 303 n 303 ASP 303 B VAL 304 n 304 VAL 304 B PHE 305 n 305 PHE 305 B ILE 306 n 306 ILE 306 B ARG 307 n 307 ARG 307 B GLN 308 n 308 GLN 308 B TYR 309 n 309 TYR 309 B TYR 310 n 310 TYR 310 B THR 311 n 311 THR 311 B VAL 312 n 312 VAL 312 B PHE 313 n 313 PHE 313 B ASP 314 n 314 ASP 314 B ARG 315 n 315 ARG 315 B ALA 316 n 316 ALA 316 B ASN 317 n 317 ASN 317 B ASN 318 n 318 ASN 318 B LYS 319 n 319 LYS 319 B VAL 320 n 320 VAL 320 B GLY 321 n 321 GLY 321 B LEU 322 n 322 LEU 322 B ALA 323 n 323 ALA 323 B PRO 324 n 324 PRO 324 B VAL 325 n 325 VAL 325 B ALA 326 n 326 ALA 326 B author_defined_assembly 2 dimeric 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A O GLU 4 A O GLU 4 A N VAL 165 A N VAL 165 A O LEU 166 A O LEU 166 A N SER 152 A N SER 152 A O VAL 153 A O VAL 153 A N THR 311 A N THR 311 A O TYR 310 A O TYR 310 A N ALA 323 A N ALA 323 A O PRO 324 A O PRO 324 A N THR 176 A N THR 176 A O GLU 4 A O GLU 4 A N VAL 165 A N VAL 165 A O LEU 166 A O LEU 166 A N SER 152 A N SER 152 A O VAL 153 A O VAL 153 A N THR 311 A N THR 311 A O TYR 310 A O TYR 310 A N ALA 323 A N ALA 323 A O ASN 318 A O ASN 318 A N VAL 184 A N VAL 184 A O GLN 25 A O GLN 25 A N ILE 20 A N ILE 20 A O GLY 19 A O GLY 19 A N GLN 90 A N GLN 90 A O VAL 91 A O VAL 91 A N ILE 94 A N ILE 94 A O ALA 205 A O ALA 205 A N ILE 197 A N ILE 197 A O THR 198 A O THR 198 A N VAL 259 A N VAL 259 A O PHE 260 A O PHE 260 A N TYR 267 A N TYR 267 A O ILE 73 A O ILE 73 A N MET 80 A N MET 80 A O THR 81 A O THR 81 A N THR 106 A N THR 106 A O SER 238 A O SER 238 A N VAL 246 A N VAL 246 A O MET 245 A O MET 245 A N SER 284 A N SER 284 A O THR 283 A O THR 283 A N LEU 276 A N LEU 276 A O GLU 65 A O GLU 65 A N TYR 86 A N TYR 86 A O GLY 85 A O GLY 85 A N PHE 101 A N PHE 101 A O GLY 102 A O GLY 102 A N VAL 40 A N VAL 40 A O TRP 39 A O TRP 39 A N ILE 120 A N ILE 120 A O GLY 119 A O GLY 119 A N ILE 30 A N ILE 30 A O VAL 29 A O VAL 29 A N GLY 16 A N GLY 16 A O ILE 192 A O ILE 192 A N ALA 212 A N ALA 212 A O ILE 213 A O ILE 213 A N LEU 301 A N LEU 301 A O ILE 300 A O ILE 300 A N THR 222 A N THR 222 A O LEU 221 A O LEU 221 A N GLU 287 A N GLU 287 B O GLU 4 B O GLU 4 B N VAL 165 B N VAL 165 B O LEU 166 B O LEU 166 B N SER 152 B N SER 152 B O VAL 153 B O VAL 153 B N THR 311 B N THR 311 B O TYR 310 B O TYR 310 B N ALA 323 B N ALA 323 B O PRO 324 B O PRO 324 B N THR 176 B N THR 176 B O GLU 4 B O GLU 4 B N VAL 165 B N VAL 165 B O LEU 166 B O LEU 166 B N SER 152 B N SER 152 B O VAL 153 B O VAL 153 B N THR 311 B N THR 311 B O TYR 310 B O TYR 310 B N ALA 323 B N ALA 323 B O ASN 318 B O ASN 318 B N VAL 184 B N VAL 184 B O GLN 25 B O GLN 25 B N ILE 20 B N ILE 20 B O GLY 19 B O GLY 19 B N GLN 90 B N GLN 90 B O VAL 91 B O VAL 91 B N ILE 94 B N ILE 94 B O ALA 205 B O ALA 205 B N ILE 197 B N ILE 197 B O THR 198 B O THR 198 B N VAL 259 B N VAL 259 B O PHE 260 B O PHE 260 B N TYR 267 B N TYR 267 B O ILE 73 B O ILE 73 B N MET 80 B N MET 80 B O THR 81 B O THR 81 B N THR 106 B N THR 106 B O SER 238 B O SER 238 B N VAL 246 B N VAL 246 B O MET 245 B O MET 245 B N SER 284 B N SER 284 B O THR 283 B O THR 283 B N LEU 276 B N LEU 276 B O GLU 65 B O GLU 65 B N TYR 86 B N TYR 86 B O GLY 85 B O GLY 85 B N PHE 101 B N PHE 101 B O GLY 102 B O GLY 102 B N VAL 40 B N VAL 40 B O TRP 39 B O TRP 39 B N ILE 120 B N ILE 120 B O GLY 119 B O GLY 119 B N ILE 30 B N ILE 30 B O VAL 29 B O VAL 29 B N GLY 16 B N GLY 16 B O ILE 192 B O ILE 192 B N ALA 212 B N ALA 212 B O ILE 213 B O ILE 213 B N LEU 301 B N LEU 301 B O ILE 300 B O ILE 300 B N THR 222 B N THR 222 B O LEU 221 B O LEU 221 B N GLU 287 B N GLU 287 1 -17.93 2.00 110.40 92.47 A A A CB CA C ASP ASP ASP 26 26 26 N 1 12.18 1.80 110.60 122.78 A A A N CA CB ASP ASP ASP 26 26 26 N 1 6.44 0.80 106.30 112.74 A A A CD1 CG CD2 TRP TRP TRP 39 39 39 N 1 -5.98 0.80 107.30 101.32 A A A CE2 CD2 CG TRP TRP TRP 39 39 39 N 1 5.57 0.80 106.30 111.87 A A A CD1 CG CD2 TRP TRP TRP 141 141 141 N 1 -5.42 0.80 107.30 101.88 A A A CE2 CD2 CG TRP TRP TRP 141 141 141 N 1 5.89 0.90 118.30 124.19 A A A CB CG OD1 ASP ASP ASP 160 160 160 N 1 -5.58 0.90 118.30 112.72 A A A CB CG OD2 ASP ASP ASP 160 160 160 N 1 7.62 0.80 106.30 113.92 A A A CD1 CG CD2 TRP TRP TRP 181 181 181 N 1 -6.31 1.00 110.10 103.79 A A A CG CD1 NE1 TRP TRP TRP 181 181 181 N 1 -6.00 0.80 107.30 101.30 A A A CE2 CD2 CG TRP TRP TRP 181 181 181 N 1 5.62 0.80 106.30 111.92 A A A CD1 CG CD2 TRP TRP TRP 190 190 190 N 1 -5.42 0.80 107.30 101.88 A A A CE2 CD2 CG TRP TRP TRP 190 190 190 N 1 7.31 1.20 111.50 118.81 A A A CB CA C CYS CYS CYS 206 206 206 N 1 7.42 1.10 114.20 121.62 A A A CA CB SG CYS CYS CYS 206 206 206 N 1 6.38 0.80 106.30 112.68 A A A CD1 CG CD2 TRP TRP TRP 299 299 299 N 1 -5.86 0.80 107.30 101.44 A A A CE2 CD2 CG TRP TRP TRP 299 299 299 N 1 -4.99 0.60 121.00 116.01 B B B CB CG CD2 TYR TYR TYR 9 9 9 N 1 6.71 0.80 106.30 113.01 B B B CD1 CG CD2 TRP TRP TRP 39 39 39 N 1 -5.90 0.80 107.30 101.40 B B B CE2 CD2 CG TRP TRP TRP 39 39 39 N 1 -3.96 0.60 121.00 117.04 B B B CB CG CD2 TYR TYR TYR 44 44 44 N 1 6.05 0.80 106.30 112.35 B B B CD1 CG CD2 TRP TRP TRP 141 141 141 N 1 -5.87 0.80 107.30 101.43 B B B CE2 CD2 CG TRP TRP TRP 141 141 141 N 1 15.62 2.30 115.30 130.92 B B B CA CB CG LEU LEU LEU 166 166 166 N 1 -15.45 1.70 111.00 95.55 B B B CB CG CD1 LEU LEU LEU 166 166 166 N 1 6.99 0.80 106.30 113.29 B B B CD1 CG CD2 TRP TRP TRP 181 181 181 N 1 -9.10 1.30 127.00 117.90 B B B CB CG CD1 TRP TRP TRP 181 181 181 N 1 -6.31 1.00 110.10 103.79 B B B CG CD1 NE1 TRP TRP TRP 181 181 181 N 1 -6.01 0.80 107.30 101.29 B B B CE2 CD2 CG TRP TRP TRP 181 181 181 N 1 6.62 0.90 133.90 140.52 B B B CG CD2 CE3 TRP TRP TRP 181 181 181 N 1 5.66 0.80 106.30 111.96 B B B CD1 CG CD2 TRP TRP TRP 190 190 190 N 1 -5.61 0.80 107.30 101.69 B B B CE2 CD2 CG TRP TRP TRP 190 190 190 N 1 -3.70 0.60 121.00 117.30 B B B CB CG CD1 TYR TYR TYR 267 267 267 N 1 13.24 2.20 113.40 126.64 B B B CA CB CG ASP ASP ASP 279 279 279 N 1 7.33 0.80 106.30 113.63 B B B CD1 CG CD2 TRP TRP TRP 299 299 299 N 1 -6.23 1.00 110.10 103.87 B B B CG CD1 NE1 TRP TRP TRP 299 299 299 N 1 -6.26 0.80 107.30 101.04 B B B CE2 CD2 CG TRP TRP TRP 299 299 299 N 1 5.59 0.90 133.90 139.49 B B B CG CD2 CE3 TRP TRP TRP 299 299 299 N 1 A A NE2 CD2 HIS HIS 53 53 -0.074 0.011 1.373 1.299 N 1 B B NE2 CD2 HIS HIS 53 53 -0.071 0.011 1.373 1.302 N 1 B B CB CG LEU LEU 166 166 -0.183 0.029 1.521 1.338 N 1 B B CG CD1 LEU LEU 166 166 0.285 0.037 1.514 1.799 N 1 A ASP 11 54.49 13.13 1 A PRO 116 -68.97 23.98 1 A ALA 124 -99.89 -158.66 1 A ASP 149 -83.75 47.58 1 A MET 199 -161.06 112.14 1 A CYS 206 53.10 72.06 1 A ASN 240 -115.53 -87.50 1 A ASP 279 63.13 -111.54 1 A VAL 291 -119.93 75.59 1 B ASP 52 -86.70 31.49 1 B PHE 111 -29.15 -71.89 1 B SER 131 59.53 16.88 1 B ASP 149 -92.75 53.53 1 B THR 225 -20.61 -64.65 1 B ASN 240 -104.55 -123.11 1 B ASP 242 74.82 96.19 1 B ASP 279 54.45 -85.30 1 B MET 289 -165.66 108.65 1 B SER 295 -95.10 32.37 THE SPACE GROUP OF THIS STRUCTURE IS MONOCLINIC P21, WITH C AXIS UNIQUE. THE ASYMMETRIC UNIT CONTAINS TWO PEPSIN/ INHIBITOR COMPLEXES. RESIDUES 239 - 242 AND 278 - 281 OF CHAINS *A* AND *B* HAD THE WEAKEST ELECTRON DENSITY. 0.139 2.9 8.0 1 2.9 8.0 110 5044 76 0 4858 0.014 3.17 refinement X-PLOR PEPSIN HYDROLASE (ACID PROTEINASE) (E.C.3.4.23.1) COMPLEX WITH A-62095 STRUCTURE OF A PEPSIN(SLASH)RENIN INHIBITOR COMPLEX REVEALS A NOVEL CRYSTAL PACKING INDUCED BY MINOR CHEMICAL ALTERATIONS IN THE INHIBITOR 1 N N 1 N N 2 N N 2 N N 3 N N 3 N N THE TRANSFORMATION PRESENTED ON *MTRIX* RECORDS BELOW WILL YIELD APPROXIMATE COORDINATES FOR CHAIN *B* WHEN APPLIED TO CHAIN *A*. A LEU 48 A LEU 48 HELX_P A SER 51 A SER 51 5 H1A 4 A SER 110 A SER 110 HELX_P A TYR 114 A TYR 114 1 H2A 5 A VAL 136 A VAL 136 HELX_P A ASP 142 A ASP 142 1 H3A 7 A THR 225 A THR 225 HELX_P A ILE 235 A ILE 235 1 H4A 11 A CYS 249 A CYS 249 HELX_P ALSO TYPE 5 A SER 254 A SER 254 1 H5A 6 A PRO 271 A PRO 271 HELX_P ALSO TYPE 5 A TYR 274 A TYR 274 1 H6A 4 A ASP 303 A ASP 303 HELX_P ALSO TYPE 5 A GLN 308 A GLN 308 1 H7A 6 B LEU 48 B LEU 48 HELX_P B SER 51 B SER 51 5 H1B 4 B SER 110 B SER 110 HELX_P B TYR 114 B TYR 114 1 H2B 5 B VAL 136 B VAL 136 HELX_P B ASP 142 B ASP 142 1 H3B 7 B THR 225 B THR 225 HELX_P B ILE 235 B ILE 235 1 H4B 11 B CYS 249 B CYS 249 HELX_P ALSO TYPE 5 B SER 254 B SER 254 1 H5B 6 B PRO 271 B PRO 271 HELX_P ALSO TYPE 5 B TYR 274 B TYR 274 1 H6B 4 B ASP 303 B ASP 303 HELX_P ALSO TYPE 5 B GLN 308 B GLN 308 1 H7B 6 disulf 2.012 A CYS 45 A SG CYS 45 1_555 A CYS 50 A SG CYS 50 1_555 disulf 2.008 A CYS 206 A SG CYS 206 1_555 A CYS 210 A SG CYS 210 1_555 disulf 2.048 A CYS 249 A SG CYS 249 1_555 A CYS 282 A SG CYS 282 1_555 disulf 2.022 B CYS 45 B SG CYS 45 1_555 B CYS 50 B SG CYS 50 1_555 disulf 2.009 B CYS 206 B SG CYS 206 1_555 B CYS 210 B SG CYS 210 1_555 disulf 2.027 B CYS 249 B SG CYS 249 1_555 B CYS 282 B SG CYS 282 1_555 HYDROLASE/hydrolase inhibitor ACID PROTEINASE, HYDROLASE-hydrolase inhibitor complex A THR 22 A THR 22 1 A PRO 23 A PRO 23 -12.10 B THR 22 B THR 22 1 B PRO 23 B PRO 23 -6.76 given -0.786000 0.036000 0.617000 0.043000 -0.993000 0.113000 0.616000 0.116000 0.779000 54.29800 43.48100 -21.64600 PEPA_PIG UNP 1 1 P00791 MKWLLLLSLVVLSECLVKVPLVRKKSLRQNLIKNGKLKDFLKTHKHNPASKYFPEAAALIGDEPLENYLDTEYFGTIGIG TPAQDFTVIFDTGSSNLWVPSVYCSSLACSDHNQFNPDDSSTFEATSQELSITYGTGSMTGILGYDTVQVGGISDTNQIF GLSETEPGSFLYYAPFDGILGLAYPSISASGATPVFDNLWDQGLVSQDLFSVYLSSNDDSGSVVLLGGIDSSYYTGSLNW VPVSVEGYWQITLDSITMDGETIACSGGCQAIVDTGTSLLTGPTSAIAINIQSDIGASENSDGEMVISCSSIDSLPDIVF TINGVQYPLSPSAYILQDDDSCTSGFEGMDVPTSSGELWILGDVFIRQYYTVFDRANNKVGLAPVA 60 386 1PSA 1 326 P00791 A 1 1 326 60 386 1PSA 1 326 P00791 B 1 1 326 1 ILE DELETION 1PSA A P00791 UNP 289 2 ILE DELETION 1PSA B P00791 UNP 289 6 6 4 4 3 4 7 5 6 6 4 4 3 4 7 5 anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel parallel anti-parallel anti-parallel parallel anti-parallel parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel anti-parallel parallel anti-parallel parallel anti-parallel anti-parallel parallel anti-parallel parallel A GLY 2 A GLY 2 A LEU 6 A LEU 6 A SER 163 A SER 163 A GLY 168 A GLY 168 A ASP 149 A ASP 149 A TYR 154 A TYR 154 A GLN 308 A GLN 308 A ALA 316 A ALA 316 A ASN 318 A ASN 318 A VAL 325 A VAL 325 A THR 176 A THR 176 A THR 176 A THR 176 A GLY 2 A GLY 2 A LEU 6 A LEU 6 A SER 163 A SER 163 A GLY 168 A GLY 168 A ASP 149 A ASP 149 A TYR 154 A TYR 154 A GLN 308 A GLN 308 A ALA 316 A ALA 316 A ASN 318 A ASN 318 A VAL 325 A VAL 325 A LEU 179 A LEU 179 A VAL 184 A VAL 184 A PRO 23 A PRO 23 A PHE 27 A PHE 27 A ILE 18 A ILE 18 A GLY 21 A GLY 21 A THR 88 A THR 88 A VAL 91 A VAL 91 A ILE 94 A ILE 94 A ASP 96 A ASP 96 A GLU 202 A GLU 202 A ALA 205 A ALA 205 A SER 196 A SER 196 A MET 199 A MET 199 A ILE 258 A ILE 258 A ILE 262 A ILE 262 A VAL 265 A VAL 265 A LEU 269 A LEU 269 A LEU 71 A LEU 71 A TYR 75 A TYR 75 A GLY 78 A GLY 78 A GLY 82 A GLY 82 A GLU 105 A GLU 105 A THR 106 A THR 106 A SER 238 A SER 238 A SER 241 A SER 241 A GLY 243 A GLY 243 A ILE 247 A ILE 247 A SER 281 A SER 281 A GLY 285 A GLY 285 A TYR 274 A TYR 274 A ASP 278 A ASP 278 A GLU 65 A GLU 65 A GLU 65 A GLU 65 A ILE 83 A ILE 83 A ASP 87 A ASP 87 A GLN 99 A GLN 99 A SER 104 A SER 104 A ASN 37 A ASN 37 A VAL 40 A VAL 40 A ASP 118 A ASP 118 A LEU 123 A LEU 123 A THR 28 A THR 28 A ASP 32 A ASP 32 A GLY 16 A GLY 16 A GLY 16 A GLY 16 A TRP 190 A TRP 190 A ASP 195 A ASP 195 A GLY 209 A GLY 209 A ASP 215 A ASP 215 A TRP 299 A TRP 299 A LEU 301 A LEU 301 A LEU 221 A LEU 221 A GLY 223 A GLY 223 A GLY 285 A GLY 285 A MET 289 A MET 289 B GLY 2 B GLY 2 B LEU 6 B LEU 6 B SER 163 B SER 163 B GLY 168 B GLY 168 B ASP 149 B ASP 149 B TYR 154 B TYR 154 B GLN 308 B GLN 308 B ALA 316 B ALA 316 B ASN 318 B ASN 318 B VAL 325 B VAL 325 B THR 176 B THR 176 B THR 176 B THR 176 B GLY 2 B GLY 2 B LEU 6 B LEU 6 B SER 163 B SER 163 B GLY 168 B GLY 168 B ASP 149 B ASP 149 B TYR 154 B TYR 154 B GLN 308 B GLN 308 B ALA 316 B ALA 316 B ASN 318 B ASN 318 B VAL 325 B VAL 325 B LEU 179 B LEU 179 B VAL 184 B VAL 184 B PRO 23 B PRO 23 B PHE 27 B PHE 27 B ILE 18 B ILE 18 B GLY 21 B GLY 21 B THR 88 B THR 88 B VAL 91 B VAL 91 B ILE 94 B ILE 94 B ASP 96 B ASP 96 B GLU 202 B GLU 202 B ALA 205 B ALA 205 B SER 196 B SER 196 B MET 199 B MET 199 B ILE 258 B ILE 258 B ILE 262 B ILE 262 B VAL 265 B VAL 265 B LEU 269 B LEU 269 B LEU 71 B LEU 71 B TYR 75 B TYR 75 B GLY 78 B GLY 78 B GLY 82 B GLY 82 B GLU 105 B GLU 105 B THR 106 B THR 106 B SER 238 B SER 238 B SER 241 B SER 241 B GLY 243 B GLY 243 B ILE 247 B ILE 247 B SER 281 B SER 281 B GLY 285 B GLY 285 B TYR 274 B TYR 274 B ASP 278 B ASP 278 B GLU 65 B GLU 65 B GLU 65 B GLU 65 B ILE 83 B ILE 83 B ASP 87 B ASP 87 B GLN 99 B GLN 99 B SER 104 B SER 104 B ASN 37 B ASN 37 B VAL 40 B VAL 40 B ASP 118 B ASP 118 B LEU 123 B LEU 123 B THR 28 B THR 28 B ASP 32 B ASP 32 B GLY 16 B GLY 16 B GLY 16 B GLY 16 B TRP 190 B TRP 190 B ASP 195 B ASP 195 B GLY 209 B GLY 209 B ASP 215 B ASP 215 B TRP 299 B TRP 299 B LEU 301 B LEU 301 B LEU 221 B LEU 221 B GLY 223 B GLY 223 B GLY 285 B GLY 285 B MET 289 B MET 289 BINDING SITE FOR RESIDUE 0ZL A 327 Software 14 BINDING SITE FOR RESIDUE 0ZL B 327 Software 16 A ASP 32 A ASP 32 14 1_555 A GLY 34 A GLY 34 14 1_555 A TYR 75 A TYR 75 14 1_555 A GLY 76 A GLY 76 14 1_555 A THR 77 A THR 77 14 1_555 A ILE 120 A ILE 120 14 1_555 A ILE 213 A ILE 213 14 1_555 A ASP 215 A ASP 215 14 1_555 A GLY 217 A GLY 217 14 1_555 A THR 218 A THR 218 14 1_555 A SER 219 A SER 219 14 1_555 A MET 289 A MET 289 14 1_555 A ILE 300 A ILE 300 14 1_555 A HOH 347 E HOH 14 1_555 B ILE 30 B ILE 30 16 1_555 B ASP 32 B ASP 32 16 1_555 B GLY 34 B GLY 34 16 1_555 B TYR 75 B TYR 75 16 1_555 B GLY 76 B GLY 76 16 1_555 B THR 77 B THR 77 16 1_555 B PHE 111 B PHE 111 16 1_555 B PHE 117 B PHE 117 16 1_555 B TYR 189 B TYR 189 16 1_555 B ILE 213 B ILE 213 16 1_555 B ASP 215 B ASP 215 16 1_555 B GLY 217 B GLY 217 16 1_555 B THR 218 B THR 218 16 1_555 B SER 219 B SER 219 16 1_555 B MET 289 B MET 289 16 1_555 B HOH 339 F HOH 16 1_555 4 P 1 1 21